Contamination Monitors

Model 239-1F Series

Alpha-Beta Floor Contamination Monitor

• Alpha-Beta-Gamma Gas Proportional Detector
• Active Window Area: 584 cm² (90.5 in²)
• Adjustable Detector Height

Model 3002/FM Series

Alpha-Beta Floor Monitor

• Alpha-Beta Scintillation Detectors
• Active Window Area: 400 or 1080 cm² (62 or 167.4 in²)
• 22.4, 40.9, or 65.7 cm (8.8, 16.1, or 25.9 in.) Wide Detection Path
• Adjustable Detector Height

Model 240 Series

Alpha-Beta Floor and Wall Monitor

• 12 Alpha-Beta Detector Array
• 173 cm (68 in.) Wide Detection Path
• Floor and Wall Monitoring